HP Pro 4300 C9H70UT C9H70UT#ABA manual Self test

Self test

1.Turn the printer power off.

2.Hold down the SELECT () button, and then turn the printer power on. Continue holding down the SELECT () button until all three printer control panel lights flash once and then remain on. This might take up to 10 seconds.

3.Press the UP ARROW () button or the DOWN ARROW ( ) button until SELF TEST is highlighted.

4.Press the SELECT () button. The printer continues the power-on sequence and begins to continuously printing configuration pages.

5.Press the Pause/Resume button to exit the self test.

Q2431-90912 Chapter 7 Troubleshooting 253